LYEL Institutional Ownership
Who owns Lyell Immunopharma, Inc. and what the big funds did with it last quarter, from every SEC 13F filing. 87 funds reported holding LYEL at Jun 30, 2026, together owning 51.7% of the company.
- ▲51 buying vs 28 selling
- ●Held by funds +0.0 pts
- ▲Funds holding +13
- ●Superinvestors: 2 added, 2 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 87 | 74 | +17.6% |
| In funds' top 10 | 7 | 8 | −12.5% |
| 13F shares | 12.7M | 12.7M | +0.1% |
| Held by funds | 51.7% | 51.7% | +0.0 pts |
| New positions | 23 | 14 | +64.3% |
| Increased | 28 | 24 | +16.7% |
| Reduced | 19 | 8 | +137.5% |
| Sold out | 9 | 9 | 0.0% |
| Calls (shares) | 0 | 0 | – |
| Puts (shares) | 0 | 4,110 | −100.0% |
| Put/call ratio | – | – | – |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in LYEL
All superinvestors →
Who owns LYEL
share of fund held shares- Index and passive funds19.8%
- Active managers and hedge funds77.6%
- Banks and brokers2.3%
- Pensions, insurers and other0.3%
The top 10 holders own 74.9% of all LYEL shares that funds reported. Groups are our own grouping of filers by name.
Filed so far for Q3 2026
17 funds changed their position- Creative PlanningNew+25K sh
- China Universal Asset Management Co., Ltd.Added+757 sh
- Signaturefd, LLCNew+499 sh
- GAMMA Investing LLCAdded+318 sh
- Nisa Investment Advisors, LLCAdded+250 sh
🔒 Free account: see all 17.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | ARCH Venture Management, LLC | 13.25% | 3.2M | $45.5M | 0 |
| 2 | GSK plc | 6.17% | 1.5M | $21.3M | 0 |
| 3 | Vanguard Capital Management LLC | 3.21% | 787K | $11.1M | +69K |
| 4 | Orland Properties Ltd | 3.08% | 755K | $10.6M | 0 |
| 5 | BlackRock, Inc. | 2.96% | 724K | $10.2M | +533K |
| 6 | Decheng Capital LLC | 2.82% | 692K | $9.7M | 0 |
| 7 | Almitas Capital LLC | 2.37% | 581K | $8.2M | +3,600 |
| 8 | Foresite Capital Management V, LLC | 1.94% | 476K | $6.7M | −692 |
| 9 | Millennium Management LLC | 1.50% | 367K | $5.2M | −91K |
| 10 | Opaleye Management Inc. | 1.40% | 344K | $4.8M | +265K |
- BlackRock, Inc.+533K sh+$7.5M
- Opaleye Management Inc.+265K sh+$3.7M
- Geode Capital Management, LLC+144K sh+$2M
- State Street Corp+113K sh+$1.6M
- Northern Trust Corp+88K sh+$1.2M
- Vanguard Portfolio Management LLC+69K sh+$968K
- Vanguard Capital Management LLC+69K sh+$964K
- Acadian Asset Management LLC+60K sh+$836K
- Foresite Capital Management IV, LLC−800K sh−$16.1M
- Susquehanna International Group, LLP−310K sh−$6.2M
- Citadel Advisors LLC−363K sh−$5.1M
- Millennium Management LLC−91K sh−$1.3M
- RBF Capital, LLC−44K sh−$885K
- Marshall Wace, LLP−42K sh−$593K
- Goldman Sachs Group Inc−28K sh−$389K
- Bank of America Corp /de/−22K sh−$315K
LYEL institutional ownership FAQ
Who owns the most LYEL stock?
In Q2 2026 13F filings the largest holder of LYEL was ARCH Venture Management, LLC, followed by GSK plc and Vanguard Capital Management LLC. Index fund managers are usually the biggest holders of large companies.
What percentage of LYEL is owned by institutions?
Funds that file 13F reports held 51.7% of LYEL's shares at Jun 30, 2026, compared with 51.7% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying LYEL?
In Q2 2026, 51 funds bought LYEL (23 of them new positions) and 28 sold (9 sold out completely). Among well known investors, 2 added and 2 cut. Our fund sentiment for LYEL is bullish.
What is LYEL's institutional put/call ratio?
Too few option positions were reported for a meaningful ratio.
How current is this LYEL ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.